The qwussy sound has circulated online as a short meme clip rather than as a clearly documented line from a film, show or song, and no widely confirmed original source is attached to the name. That ambiguity has not stopped it spreading, because the word itself is easy to remember, fun to say and instantly recognisable in a feed full of reaction clips. Creators tend to reuse it as a quick joke tag in edits, streams and short videos, where its novelty does the work and viewers do not need any backstory to get the gag.